1 error[E0282]: type annotations needed
2 --> $DIR/issue-65611.rs:59:20
4 LL | let x = buffer.last().unwrap().0.clone();
7 | | cannot infer type for type parameter `T`
8 | this method call resolves to `Option<&T>`
10 = note: type must be known at this point
12 error[E0609]: no field `0` on type `&_`
13 --> $DIR/issue-65611.rs:59:36
15 LL | let x = buffer.last().unwrap().0.clone();
18 error: aborting due to 2 previous errors
20 Some errors have detailed explanations: E0282, E0609.
21 For more information about an error, try `rustc --explain E0282`.